package com.bryantchang.autodepsys.filters;

import org.springframework.stereotype.Component;

import javax.servlet.*;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
 * Created by bryantchang on 2016/12/25.
 */
@Component
public class SimpleCRESFilter implements Filter {
    public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain) throws IOException, ServletException {
        HttpServletResponse response = (HttpServletResponse) res;
        response.setHeader("Access-Control-Allow-Origin", "*");
        response.setHeader("Access-Control-Allow-Methods", "POST, GET, OPTIONS, DELETE");
        response.setHeader("Access-Control-Max-Age", "3600");
        response.setHeader("Access-Control-Allow-Headers", "x-requested-with");
        try {
            chain.doFilter(req, res);
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    public void init(FilterConfig filterConfig) {}
    public void destroy() {}
}
